The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 11, 2014
Filed:
Sep. 02, 2004
Stephan Blicker, Wachtberg-Villip, DE;
Matthias Britsch, Königswinter, DE;
Norbert Esseling, Bonn, DE;
Stephan Blicker, Wachtberg-Villip, DE;
Matthias Britsch, Königswinter, DE;
Norbert Esseling, Bonn, DE;
T-Mobile Deutschland GmbH, Bonn, DE;
Abstract
A method and system for operating a push-to-talk communication between a PoC-group consisting of at least of one member of a first communication network and a PoC-group consisting of at least of one member of a second communication network, using a PoC application server in each communication network. Members of the PoC-group of the first network operator are connected with the members of the PoC-group of the second network operator, and the PoC application servers are synchronized to each other.